Pressure Independent Control Valve With Electric Actuator 2 1 2 In. NPT 2 Way 55 GPM Plated Brass Trim DCA Polos_Dual SPDT instalado en el medidor Rango de Presion:0 a 1" w.c. instalado en el medidor P Ositive Positioner NPT 2 Way 55 GPM Plated Brass Trim DCA Profile Modulating Floating(Fail Open) 24 Vac Pressure Independent Control Valve With Electric Actuator 2 1 2 In